Transform Struct Reference

Stores an entity's position, velocity, scale, and rotation. More...

#include <Transform.h>

Inheritance diagram for Transform:

Collaboration diagram for Transform:

Public Types
enum	Rotations { NINETY , ONE_EIGHTY }
	Enumeration for common rotation angles.

Public Member Functions
	Transform (float x, float y)
	Transform (float scale)
	Transform (float x, float y, int w, int h, float scale)
	Transform (Vector2D vec)
void	init () override
	Initializes the transform by setting its position.
void	update () override
	Updates the position based on velocity, delta time, and time scale.
void	reload () override
	Resets the position to its initial state.
void	rotate (Rotations rotation, bool anticlockwise)
	Rotates the transform by a predefined amount.
void	setAngle (double angle)
	Sets the transform's angle to a specific value.
Public Member Functions inherited from Component
virtual void	draw ()
	Called once per frame after update. Used for rendering.

Public Attributes
Vector2D	initPos
Vector2D	pos
Vector2D	vel
	Initial position, current position, and velocity vectors.
int	height = 50
	The height of the entity's bounding box.
int	width = 50
	The width of the entity's bounding box.
float	scale = 0.6f
	The rendering scale.
float	speed = 240.0f
	The movement speed multiplier.
int	angle
	The rotation angle in degrees.
Public Attributes inherited from Component
Entity *	entity
	Pointer to the entity that owns this component.

Detailed Description

Stores an entity's position, velocity, scale, and rotation.

This is a fundamental component for any entity that exists in the game world. Its position is updated based on its velocity each frame.

Member Function Documentation

init()

void Transform::init ( )

overridevirtual

Initializes the transform by setting its position.

Reimplemented from Component.

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reload()

void Transform::reload ( )

overridevirtual

Resets the position to its initial state.

Reimplemented from Component.

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rotate()

void Transform::rotate	(	Rotations	rotation,
		bool	anticlockwise
	)

Rotates the transform by a predefined amount.

Parameters

rotation	The rotation to apply (NINETY or ONE_EIGHTY).
anticlockwise	If true, rotates counter-clockwise.

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setAngle()

void Transform::setAngle

(

double

angle

)

Sets the transform's angle to a specific value.

Parameters

angle

The new angle in degrees.

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update()

void Transform::update ( )

overridevirtual

Updates the position based on velocity, delta time, and time scale.

Reimplemented from Component.

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The documentation for this struct was generated from the following files:

• include/Transform.h
• src/Transform.cpp